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Dorothy Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Dorothy Davis across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Harry & Elizabeth — first a daughter (b.~1905), then head of a 4-person household.
Age 25
b. ~1905
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Davis |
| Given Name | Dorothy E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public school |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Teacher |
| Township / Ward | Munhall Borough |
| Est. Birth Year | ~1905 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Davis | Daughter | — | 25 | ~1905 |
| Elizabeth Davis | Head | — | 62 | ~1868 |
| William Davis | Son | — | 28 | ~1902 |
| Ralph Davis | Son | — | 30 | ~1900 |
Census Appearances
1910
Allegheny, Pennsylvania
Daughter, age 3
Allegheny, Pennsylvania · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Daughter, age 14
Allegheny, Pennsylvania · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 25
Allegheny, Pennsylvania · implied b. ~1905 — 4 household members
| Surname | Davis |
| Given Name | Dorothy E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Teacher |
| Industry | Public school |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Dorothy Davis across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: father Harry Davis (~0.92 confidence) and mother Elizabeth Davis (~0.92 confidence) and mother Agnes Davis (~0.92 confidence) and father Gomer Davis (~0.92 confidence) and mother Nora Davis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Davis
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Davis
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Agnes Davis
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Gomer Davis
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Nora Davis
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Davis
Daughter · 1930 · age 25 · b. ~1905 · Pennsylvania
★ You are viewing this record
Sibling
Ralph Davis
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Davis
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1968:0359)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Patrick J. Carney | 37 | Head | Laborer | Ireland |
| 2 | Mary E. Carney | 41 | Wife-H | — | Ireland |
| 3 | Maureen Carney | 3 | Daughter | — | Pennsylvania |
| 4 | James C. Risley | 49 | Head | Bricklayer | Pennsylvania |
| 5 | Catherine E. Risley | 47 | Wife-H | — | Pennsylvania |
| 6 | Deemer Risley | 22 | Son | Bricklayer | Pennsylvania |
| 7 | George G. Risley | 20 | Son | Laborer | Pennsylvania |
| 8 | Charles E. Kyle | 29 | Head | — | Pennsylvania |
| 9 | Cassie Kyle | 26 | Wife-H | — | Scotland |
| 10 | Marshall H. Stett | 52 | Head | Locomotive Engineer | Ohio |
| 11 | Margaret Stett | 50 | Wife-H | — | Pennsylvania |
| 12 | Helen M. Stett | 21 | Daughter | Teacher | Pennsylvania |
| 13 | William S. Stett | 19 | Son | — | Pennsylvania |
| 14 | Jack Stett | 16 | Son | — | Pennsylvania |
| 15 | William P. Damer | 47 | Head | Laborer | Pennsylvania |
| 16 | Mary L. Damer | 41 | Wife-H | — | Pennsylvania |
| 17 | Robert P. Damer | 13 | Son | — | Pennsylvania |
| 18 | William S. Damer | 8 | Son | — | Pennsylvania |
| 19 | Thomas Powell | 81 | Father-in-law | — | Wales |
| 20 | Rachel Powell | 80 | Mother-in-law | — | Wales |
| 21 | Elizabeth King | 49 | Head | — | Pennsylvania |
| 22 | William J. King | 20 | Son | Bookkeeper | Pennsylvania |
| 23 | John Lurans | 62 | Brother | Laborer | Pennsylvania |
| 24 | Gloyd E. Woodside | 39 | Head | Office Clerk | Pennsylvania |
| 25 | Mary N. Woodside | 36 | Wife-H | Teacher | Pennsylvania |
| 26 | Joseph J. Jantsch | 45 | Head | Baker | Austria-Vienna |
| 27 | Matilda Jantsch | 35 | Wife-H | — | Pennsylvania |
| 28 | Elizabeth Jantsch | 15 | Daughter | — | Pennsylvania |
| 29 | Gertrude Jantsch | 14 | Daughter | — | Pennsylvania |
| 30 | Enid Jantsch | 8 | Daughter | — | Pennsylvania |
| 31 | James Jantsch | 2 | Son | — | Pennsylvania |
| 32 | Arthur Mccarton | 22 | Head | Accountant | Pennsylvania |
| 33 | Dorothy Mccarton | 25 | Wife-H | Stenographer | Pennsylvania |
| 34 | Felix Eichelberger | 49 | Head | Motorman | Germany |
| 35 | Johanna Eichelberger | 54 | Wife-H | — | Germany |
| 36 | Edward A. Karglary | 28 | Head | Mechanic | Pennsylvania |
| 37 | Freda E. Karglary | 28 | Wife-H | — | Pennsylvania |
| 38 | Robert E. Karglary | 1 | Son | — | Pennsylvania |
| 39 | Elizabeth Davis | 62 | Head | — | Pennsylvania |
| 40 | Ralph L. Davis | 30 | Son | Doctor | Pennsylvania |
| 41 | William H. Davis | 28 | Son | — | Pennsylvania |
| 42 | Dorothy E. Davis THIS PERSON | 25 | Daughter | Teacher | Pennsylvania |
| 43 | Charles J. Brinker | 24 | Head | Machinist | Pennsylvania |
| 44 | Margaret S. Brinker | 20 | Wife-H | — | Pennsylvania |
| 45 | Donald L. Brinker | 2 | Son | — | Pennsylvania |
| 46 | Ronald L. Brinker | 1 | Son | — | Pennsylvania |
| 47 | Mary A. Keenan | 54 | Head | — | Pennsylvania |
| 48 | Leah Keenan | 24 | Daughter | — | Pennsylvania |
| 49 | Ursula Keenan | 20 | Daughter | Bookkeeper | Pennsylvania |
| 50 | George Keenan | 17 | Son | — | Pennsylvania |
Pedigree Summary
Dorothy + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)